<template>
  <el-dialog
    :title="!dataForm.id ? '新增' : '修改'"
    :close-on-click-modal="false"
    :visible.sync="visible">
    <el-form :model="dataForm" :rules="dataRule" ref="dataForm" @keyup.enter.native="dataFormSubmit()" label-width="80px">
      <el-form-item label="部门名称" prop="name">
        <el-input v-model="dataForm.name" placeholder="部门名称"></el-input>
      </el-form-item>
      <el-form-item label="上级部门" prop="parentName">
        <el-popover
          ref="deptListPopover"
          placement="bottom-start"
          trigger="click">
          <el-tree
            :data="deptList"
            :props="deptListTreeProps"
            node-key="deptId"
            ref="deptListTree"
            @current-change="deptListTreeCurrentChangeHandle"
            :highlight-current="true"
            :expand-on-click-node="false">
          </el-tree>
        </el-popover>
        <el-input v-model="dataForm.parentName" v-popover:deptListPopover :readonly="true" placeholder="上级部门"></el-input>
      </el-form-item>
      <el-form-item label="排序号" prop="orderNum">
        <el-input-number v-model="dataForm.orderNum" controls-position="right" :min="0" label="排序号"></el-input-number>
      </el-form-item>
    </el-form>
    <span slot="footer" class="dialog-footer">
      <el-button @click="visible = false">取消</el-button>
      <el-button type="primary" @click="dataFormSubmit()">确定</el-button>
    </span>
  </el-dialog>
</template>

<script>
  import { treeDataTranslate } from '@/utils'
  export default {
    data () {
      return {
        visible: false,
        deptList: [],
        deptListTreeProps: {
          label: 'name',
          children: 'children'
        },
        roleList: [],
        dataForm: {
          id: 0,
          name: '',
          parentId: 0,
          parentName: '',
          orderNum: 0
        },
        dataRule: {
          name: [
            { required: true, message: '必填项不能为空', trigger: 'blur' }
          ],
          parentName: [
            { required: true, message: '必填项不能为空', trigger: 'change' }
          ],
          orderNum: [
            { required: true, message: '必填项不能为空', trigger: 'blur' }
          ]
        }
      }
    },
    methods: {
      init () {
        this.getDeptList().then(() => {
          this.visible = true
          this.$nextTick(() => {
            this.$refs['dataForm'].resetFields()
            if (this.dataForm.id) {
              this.getDeptInfo()
            }
          })
        })
      },
      // 获取部门列表
      getDeptList () {
        return this.$http.get(`${window.SITE_CONFIG['baseURL']}/sys/dept/select`).then(({data}) => {
          if (data && data.code === 0) {
            this.deptList = treeDataTranslate(data.deptList || [], 'deptId')
          }
        })
      },
      // 获取部门信息
      getDeptInfo () {
        this.$http.get(`${window.SITE_CONFIG['baseURL']}/sys/dept/info/${this.dataForm.id}`).then(({data}) => {
          if (data && data.code === 0) {
            this.dataForm.name = data.dept.name
            this.dataForm.parentId = data.dept.parentId
            this.dataForm.orderNum = data.dept.orderNum
            // 部门树设置当前选中节点
            this.$refs.deptListTree.setCurrentKey(this.dataForm.parentId)
            this.dataForm.parentName = this.dataForm.parentId === this.$refs.deptListTree.getCurrentKey()
              ? this.$refs.deptListTree.getCurrentNode()['name']
              : ''
          }
        })
      },
      // 部门树选中
      deptListTreeCurrentChangeHandle (data, node) {
        this.dataForm.parentId = data.deptId
        this.dataForm.parentName = data.name
      },
      // 表单提交
      dataFormSubmit () {
        this.$refs['dataForm'].validate((valid) => {
          if (valid) {
            this.$http.post(
              `${window.SITE_CONFIG['baseURL']}/sys/dept/${!this.dataForm.id ? 'save' : 'update'}`,
              {
                'deptId': this.dataForm.id || undefined,
                'name': this.dataForm.name,
                'parentId': this.dataForm.parentId,
                'parentName': this.dataForm.parentName,
                'orderNum': this.dataForm.orderNum
              }
            ).then(({data}) => {
              if (data && data.code === 0) {
                this.$message({
                  message: '操作成功',
                  type: 'success',
                  duration: 1500,
                  onClose: () => {
                    this.visible = false
                    this.$emit('refreshDataList')
                  }
                })
              } else {
                this.$message.error(data.msg)
              }
            })
          }
        })
      }
    }
  }
</script>
